现在,全球气温正在逐渐变暖。每到夏天,我们就能看见苍蝇的踪影。苍蝇可不那么招人喜欢,它是一种传播疾病的害虫。在垃圾箱附近,苍蝇们聚在一起,让人不敢接近,而且影响市容。我想发明一种“灭蝇垃圾箱”。它由微电脑、红外感应仪和气味盒组成。一旦苍蝇靠近垃圾箱,它就能感应出 Now, the global temperature is gradually warming. Every summer, we can see the traces of flies. Flies are less attractive, they are pests that spread the disease. Near the bins, the flies got together, making people afraid to get close and affected the cityscape. I want to invent a “fly-killing bin”. It consists of microcomputer, infrared sensor and odor box. Once the flies get close to the bin, it can sense it